Home / 3,907,257.75-5,392,032.30-2,276,783.64

Finding the Fourth Proportional to 3,907,257.75, 5,392,032.30 and 2,276,783.64

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Solution

The fourth proportional to 3,907,257.75, 5,392,032.30 and 2,276,783.64 is: 3,141,971.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907,257.75 : 5,392,032.30 = 2,276,783.64 : x
  2. Step 2: Convert to fraction form
    3,907,257.75/5,392,032.30 = 2,276,783.64/x
  3. Step 3: Cross multiply
    3,907,257.75x = 5,392,032.30 × 2,276,783.64
  4. Step 4: Simplify right side
    3,907,257.75x = 12,276,490,926,991.57
  5. Step 5: Solve for x
    x = 12,276,490,926,991.57/3,907,257.75
  6. Step 6: Final answer
    x = 3,141,971.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.